Why Are Airplane Engines So Big?

The video discusses the efficiency of jet engines, comparing the Airbus A-350 and Boeing 747. It explains the components of modern jet engines, highlighting the roles of the jet core and fan. The inefficiency of pure jet engines is addressed, emphasizing the importance of balancing engine size to optimize efficiency and reduce drag. The video concludes with predictions on the future growth of jet engines.

What happens if an engine is made too small or too big?

What is the estimated ideal diameter for a jet engine?